MELAMINE RESIN FOAM

• Main Authors: IGARASHI FUMIYA, MATSUI YUSUKE
• Format: Patent
• Language: English; Japanese
• Published: 11.06.2020
• Subjects: AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G; CHEMISTRY; COMPOSITIONS BASED THEREON; GENERAL PROCESSES OF COMPOUNDING; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; WORKING-UP

To provide a melamine resin foam having light weight, rich in flexibility and elasticity, and excellent in sound absorbency, especially a melamine resin foam usable for a wall material in a building field, and a sound absorbing member in an electrical machinery field and an automobile filed.SOLUTION: There is provided a melamine resin foam by foaming a mixed solution containing a methylated melamine-formaldehyde initial condensate (A), hydrofluoroether (B), a sulfosuccinic acid salt surfactant (C), and a curing agent (D).SELECTED DRAWING: None 【課題】 本発明が解決しようとする課題は、軽量で、柔軟性や弾力性に富み、吸音性能に優れているメラミン樹脂発泡体を提供する。特には、建築分野における壁材、電機分野・自動車分野における吸音部材にも使用可能であるメラミン樹脂発泡体を提供する。【解決手段】 メチレン化メラミン−ホルムアルデヒド初期縮合物（Ａ）と、ハイドロフルオロエーテル（Ｂ）と、スルホこはく酸塩型界面活性剤（Ｃ）と、硬化剤（Ｄ）と、を含む混合溶液を発泡させてなることを特徴とするメラミン樹脂発泡体。【選択図】なし